Links

PreAlgebra Hour 4 http://prealgebrahour4.wikispaces.com/

PreAlgebra Hour 2 http://prealgebrahour2.wikispaces.com/

Alexis's and Caroline's TitanPad http://titanpad.com/EkUkRwH80o

Permutations and Combinations
http://www.omegamath.com/Data/d2.2.html
http://www.brightstorm.com/math/algebra-2/combinatorics/permutations
http://www.mathsisfun.com/combinatorics/combinations-permutations.html

Games To Help
http://www.mathsisfun.com/numbers/factorial.html
‍http://www.purplemath.com/modules/factorial.htm
[[http://www.suite101.com/content/what-is-a-factorial-and-how-are-factorials-used-in-statistics-a231466‍]]